8489838946 has 16 divisors (see below), whose sum is σ = 12771780768. Its totient is φ = 4232592000.

The previous prime is 8489838857. The next prime is 8489838971. The reversal of 8489838946 is 6498389848.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2524306 + ... + 2527666.

It is an arithmetic number, because the mean of its divisors is an integer number (798236298).

Almost surely, 2^8489838946 is an apocalyptic number.

8489838946 is a deficient number, since it is larger than the sum of its proper divisors (4281941822).

8489838946 is a wasteful number, since it uses less digits than its factorization.

8489838946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6657.

The product of its digits is 95551488, while the sum is 67.

The square root of 8489838946 is about 92140.3220419812. The cubic root of 8489838946 is about 2040.0140126232.

The spelling of 8489838946 in words is "eight billion, four hundred eighty-nine million, eight hundred thirty-eight thousand, nine hundred forty-six".